Tunnel Door (Black)
Installation Instruction Manual
MV2327EDecember 2018
Limited Warranty Tunnel Door (Black)
2
MV2327E
Chore-Time Group, a division of CTB, Inc. (“Chore-Time”) warrants new CHORE-TIME equipment manufactured by
Chore-Time to be free from defects in material or workmanship under normal usage and conditions, for One (1) year from
the date of installation by the original purchaser (“Warranty”). If such a defect is determined by Chore-Time to exist within
the applicable period, Chore-Time will, at its option, (a) repair the Product or Component Part free of charge, F.O.B. the
factory of manufacture or (b) replace the Product or Component Part free of charge, F.O.B. the factory of manufacture. This
Warranty is not transferable, and applies only to the original purchaser of the Product.
CONDITIONS AND LIMITATIONS
THIS WARRANTY CONSTITUTES CHORE-TIME’S ENTIRE AND SOLE WARRANTY AND CHORE-TIME
EXPRESSLY DISCLAIMS ANY AND ALL OTHER WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
EXPRESS AND IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, WARRANTIES AS TO
MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSES. CHORE-TIME shall not be liable for any direct,
indirect, incidental, consequential or special damages which any purchaser may suffer or claim to suffer as a result of any
defect in the Product. Consequential or Special Damages as used herein include, but are not limited to, lost or damaged
products or goods, costs of transportation, lost sales, lost orders, lost income, increased overhead, labor and incidental costs,
and operational inefficiencies. Some jurisdictions prohibit limitations on implied warranties and/or the exclusion or
limitation of such damages, so these limitations and exclusions may not apply to you. This warranty gives the original
purchaser specific legal rights. You may also have other rights based upon your specific jurisdiction.
Compliance with federal, state and local rules which apply to the location, installation and use of the Product are the
responsibility of the original purchaser, and CHORE-TIME shall not be liable for any damages which may result from non-
compliance with such rules.
The following circumstances shall render this Warranty void:
· Modifications made to the Product not specifically delineated in the Product manual.
· Product not installed and/or operated in accordance with the instructions published by the CHORE-TIME.
· All components of the Product are not original equipment supplied by CHORE-TIME.
· Product was not purchased from and/or installed by a CHORE-TIME authorized distributor or certified
representative.
· Product experienced malfunction or failure resulting from misuse, abuse, mismanagement, negligence, alteration,
accident, or lack of proper maintenance, or from lightning strikes, electrical power surges or interruption of
electricity.
· Product experienced corrosion, material deterioration and/or equipment malfunction caused by or consistent with
the application of chemicals, minerals, sediments or other foreign elements.
· Product was used for any purpose other than for the care of poultry and livestock.
The Warranty and Extended Warranty may only be modified in writing by an officer of CHORE-TIME. CHORE-TIME
shall have no obligation or responsibility for any representations or warranties made by or on behalf of any distributor,
dealer, agent or certified representative.
Effective: April, 2014
Limited Warranty
Contents
Topic Page User
MV2327E
* Legend: C = Customer (end user), D = Distributor (sales), I = Installer of equipment
3
Limited Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 C,D
General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 I,C
Support Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 I,C
DANGER : Electrical Hazard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Tools Needed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 I
Installation Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 I
Framed Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 I
Top and Bottom Chalklines and 2 x 4 Door Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Seal Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rope Guides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Door Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Adding Door Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Installation of Split Bolts for Rope/Cable Attachments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Cable Tensioner and Cable Installation (Cable Version Only) . . . . . . . . . . . . . . . . . . . . . . . . . 12
Installing Remaining Door Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Last Door Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Winch Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Door Suspension Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Installing Counter Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Rope Attachment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Cable Attachment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Final Door Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4’ and 5’ Tall Door Sections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 I,C
Part Numbers for 4’ and 5’ Tall Door Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 I,C
Part Numbers for Individual Door Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 I,C
General Tunnel Door (Black)
4
MV2327E
Support Information
The Chore-Time Tunnel Door is to be used to control the airflow in a Tunnel Ventilated poultry house. Using this
equipment for any other purpose or in a way not within the operating recommendations specified in this manual
will void the warranty and may cause personal injury.
This manual is designed to provide comprehensive planning, installation, safety, operation, and parts listing
information. The Table of Contents provides a convenient overview of the information in this manual. The Table
of Contents also specifies which pages contain information for the sales personnel, installer, and consumer (end
user).
Caution, Warning and Danger Decals have been placed on the equipment to warn of potentially dangerous
situations. Care should be taken to keep this information intact and easy to read at all times. Replace missing
or damaged safety decals immediately.
Using the equipment for purposes other than specified in this manual may cause personal injury and/or
damage to the equipment.
DANGER : Electrical Hazard
Disconnect electrical power before inspecting or servicing equipment Ground all
electrical equipment for safety. All electrical wiring must be done by a qualified
electrician in accordance with local and national electric codes. Ground all non-
current carrying metal parts to guard against electrical shock. With the exception
of motor overload protection, electrical disconnects and over current protection
are not supplied with the equipment.
Tape Measurer
Chalkline
Electric Drill
-Square Driver Bit
-3/8" Hex Socket
- Screwhook Driver Bit
-1/2" [1.3cm] Drill Bit (For Doors with Rope Suspension)
Hammer
Knife
Tin Snips
General
Safety Information
Tools Needed
Tunnel Door (Black) Installation Planning
MV2327E
5
Framed Opening
Winch Capacity- approximately 15 lbs/ft [6.8 Kg/30.5cm] of Door length
Wall should be flat within 1/8" per 4’ [3.2mm per 1.219m] to ensure a good seal around the Doors
Tunnel Doors should be shaded from direct sun light to avoid damage!
Installation Planning
L
e
a
v
e
R
oom
f
o
r
C
o
unt
e
r
w
e
i
ght
D
oor
L
e
n
gt
h -
2"
[
-
5
.
1c
m
]
Wi
n
c
h
e
n
d
47" [1.194m] (4’ Doors)
59" [1.499m] (5’ Doors)
Approx. 44" [1.118m] (4’ Doors)
Approx. 56" [1.422m] (5’ Doors)
Note:
Tunnel Door (Black) Installation
MV2327E
6
Top and Bottom Chalklines and 2 x 4 Door Support
Installation
below Framed Opening
Bottom Chalkline 3/8" [9.5mm]
48-5/8" [1.235m] (4’ Doors)
60-5/8" [1.540m] (5’ Doors)
Top Seal
2 x 4 Door Support
(Use Pressure Treated Lumber)
Chalkline
Minimum 1-1/4"
Stud
(2x) 3" Screws at each Stud
and (1x) 3" Screw
[3.2cm]
Minimum 2" [5.1cm] Past Framed
Opening on both sides
every 12" [30.5cm]
Tunnel Door (Black) Installation
MV2327E
7
Seal Installation
Roofing Nail
Seal Flush with
edge of opening
Step 1. Black Seal- Attach Black Seal across the bottom of
the Framed opening with Roofing Nails. Space Nails
12" [30.5cm] apart, except
1" [2.5cm] at the ends
(See below).
Chalkline Notch
Step 2. Attach one continuous piece of Black Seal to the Sides and Top of the
opening.
Start attaching seal at a bottom corner of the framed opening
with Nails 12" [30.5cm] apart and 1"
[2.5cm] at the end. Make a Slit and
a Notch in the Seal to allow for bending 90° at the 1st Corner (as shown
below).
Step 3. Split the Seal 3/4" [1.9cm] past the Framed opening at the
second corner as shown below.
Top of Framed
Framed Opening
Slit 3/4" [1.9cm] past Framed opening
Notch
Bend 90°
Against Wall
Seal Bulb Tight
Wall
1
"
[
2
.
5
c
m
]
12"
Opening
Surface
12" [30.5cm]
[30.5cm]
[2.5cm]
1"
1" [2.5cm]
1" [2.5cm]
Tunnel Door (Black) Installation
MV2327E
8
Rope Guides
Rope Guide resting
Rope Guide
Center of Stud
Lag Screw
on top of Seal
1-1/2" [3.8cm] from edge
At the End of the Doors Angle the 1/4 x 1-3/4 Lag
Screw down into the Top 2x4 as shown.
Lag Screw
End of Framed Opening
Top 2 x 4
Rope Guide resting
on top of Seal
Rope Guide
1/4" [6.4mm] from
Winch End
Counter weight End
At the End of the Doors Angle the
1/4 x 1-3/4" Lag Screw down
into the Top 2x4.
W
i
n
c
h
e
n
d
Lag Screw
Top 2 x 4
of rough opening to center
of hole in Rope Guide
Rough Opening to
center of hole in Rope
Guide.
5’ [1.524 m] Max. distance between
Suspension Cables
Tunnel Door (Black) Installation
MV2327E
9
Door Installation
3
See Detail A
Notch one end of end C-Channel. Attach it
to the End of the 1st Door with 1/2" Screws.
Detail A
Rest Door on Flange of Black Seal.
Remove Long C-Channel
and set aside for later use
on 10’ Doors.
Cut a C-Channel in half and fasten it to
the 1st Door with 1/2" Screws as shown.
Detail A
Side View
Do not Rest Door on Bulb of Seal!
Do not install Screws at an Angle!
Overlap Door 1" [2.5cm]
past Framed Opening
Short
C-Channels
Screws perpendicular to 2 x 4 Door Board
Installation Tunnel Door (Black)
10
MV2327E
Adding Door Sections
(Do not screw on at this time)
Install H-Channel
2nd Door Section
Joint between Top C-Channels
Minimum of 2’ [60.9cm] from Joint
between Door Sections
Rest Door on Flange of Seal. Screws
perpendicular to 2 x 4 Door Board
Do not Rest Door on Bulb of Seal!
Do not install Screws at an Angle!
Top C-Channel (10’ [3.048m] for 4’ Doors)
(8’ [2.438m] for 5’ Doors)
(Do not Screw on at this time)
Tunnel Door (Black) Installation
MV2327E
11
Installation of Split Bolts for Rope/Cable Attachments
Large Washer Flush with
bottom of Top C-Channel
Center of Washer aligned
with left edge of Rope Guide.
Drill 1/2" [1.2cm] Hole
Large Flat Washer
Zuma Nut
Split Bolt
Cut Rope to length...
4’ Doors= 60" [1.524m] of Rope
5’ Doors= 72" [1.829m] of Rope
Tie off Doors at least every 30’ [9.144m]
while assembly is in process.
through Door Panel
Installation Tunnel Door (Black)
12
MV2327E
Cable Tensioner and Cable Installation (Cable Version Only)
Door Ends
Notch in Tensioner
5/16 Lock Nut
Tighten Nut flush
with end of Eye Bolt
(2x) #10 x 1/2" Screw
lined up with edge of
Rope Guide. Top
5/16 Eye Bolt
Tensioner Bracket
of Tensioner Flush
with Top of Top
Channel.
Step 1
Step 2
Winch End
(2x) #10 x 1/2" Screw
Step 4
Use a Cable Clamp every
30’ [9.144m] to hold up the Doors
during assembly.
Thread the SS Cable through
the notches in the Tensioner,
through the Eye Bolt, and
through the Rope Guide.
Step 3
Attach a Cable to the 2 x 4 Door Support with a
in each Rope Guide. SS Cable Length as follows:
Lag Screw as shown directly below the notch
4’ Doors = 9’ [2.743m] SS Cable
5’ Doors = 10’ [3.048m] SS Cable
SS Cable
Washer
Lag
Screw
Tunnel Door (Black) Installation
MV2327E
13
Installing Remaining Door Sections
Figure 10. Installing last Door Section
Cut Door off to leave 1" [2.5cm]
from inside of Seal Bulb
Remove Hinge and Re-attach
1" [2.5cm] from edge of Door after
been Cut to length.
Cut C-Channel even with Door
1" [2.5cm]
Step 1. Cut the last Door and Bottom C-Channel off 1"
[2.5cm] past the Black Seal Bulb. Remove the last
Hinge and Re-attach it as shown if necessary.
Last Door Section
Door and Bottom C-Channel have
Tunnel Door (Black) Installation
MV2327E
14
Last Door Section (Continued)
Miter the end of last C-Channel
Step 2. Attach all of the Top C-Channels and H-Channels with 1/2" Screws as shown.
Step 3. Miter and Attach the last Top C-Channel with 1/2" Screws.
Step 4. Notch the end, and attach it to the end of the last Door with 1/2" Screws
48-1/4" [1.226m] (4’ Doors)
60-1/4" [1.530m] (5’ Doors)
Notch End C-Channel
H-Channel
Figure 11. Last Door Section (Continued)
Tunnel Door (Black) Installation
MV2327E
15
Winch Installation
DISCONNECT ELECTRICAL POWER
BEFORE WORKING ON SYSTEM,
EQUIPMENT MAY START AUTO-
MATICALLY. OTHERWISE SEVERE
PERSONAL INJURY WILL RESULT.
2527-10
covers removed!
Rotating Parts!
Do not operate with
DANGER
End Wall View
Lift
Hand
Winch
Doubleback
To Actuator Wire
To Actuator Wire
Hand
Winch
Doubleback
Pulley
Pulley
Tunnel Door (Black) Installation
MV2327E
16
Door Suspension Installation
Install Screw-hooks
3/4" [1.9cm] above
the lower Screw-
hooks at every other
drop starting with the
2nd drop opposite the
Winch.
3/4" [1.9cm]
Step 1. Rope Version
Winch End
String Actuator Wire
through the Eyehooks
from one end of the Sys-
tem to the other. At the
Winch End extend the
Wire past the edge of the
Door
Step 2.
46" [116.8cm] Min. for 4’ Doors
Install Screw-hooks flush
with the top of the Rope
Guides at every other
drop starting with the 2nd
drop opposite the Winch
end.
Step 1. Cable Version
Rope Version.
Cable Version
Screw
hook
Screw
hook
Attach Main Cable to the Actuator Wire
with Three Cable Clamps alternated
180° as shown
Step 4.
58" [147.3cm] Min. for 5’ Doors
Counterweight
installation
shown on next
page.
Bend the Actuator Wire 1/2"
[1.3cm], 90° at both ends
Squeeze the Screw-hooks
closed.
Step 3.
1-1/2" [3.8cm]
Approx.
1-1/2"
Approx.
[3.8cm]
Tunnel Door (Black) Installation
MV2327E
17
Installing Counter Weight / Extension Spring
Counter Weight Installation
Minimum Distance from Cable Clamp
(58" [1.473m] for 5’ [1.524m] desired actuation)
(46" [1.168m] for 4’ [1.219m] desired actuation)
to the Pulleys with Door Closed =
Minimum Distance =
2’ [60.9cm] for 4’ Doors
Cable Clamp
Counterweight should be heavy
enough to prevent the Actuator Wire
from sagging more than 1" [2.5cm]
between Screw Hooks
2.5’ [76.2cm] for 5’ Doors)
Tunnel Door (Black) Installation
MV2327E
18
Rope Attachment
Attach Ropes to Door Wire with a
Cable Clamp. The Mimimum dis-
tance between the Cabl e C lamp and
the next Eyehook is the desired
Door opening distance.
Run Lift to the fully closed position.
Step 2.
Lift in Closed Position
(Brass Nut toward Motor)
Step 3.
Door opening
Distance
Minimum = 44" [1.118m] for 4’ doors
Use the Hand Winch to pre-stretch
the Main Cable before installing
Rope drops.
Step 1.
Feed Rope through skipped
Rope Guides
Tie knots in Ropes
56" [1.422m] for 5’ doors
Tunnel Door (Black) Installation
MV2327E
19
Cable Attachment
Attach Cables to Door Wire with a Cable
Clamp. The Minimum distance between
the Cable Clamp and the next Eyehook is
the desired Door opening distance.
Run Lift to the fully closed position.Step 2.
Lift in Closed Position
(Brass Nut toward Motor)
Step 3.
Door opening
Distance
Door opening Distance
Feed Cable through skipped
Rope Guides
Use the Hand Winch to pre-stretch
the Main Cable before installing Ca-
ble drops.
Step 1.
Cable Clamp
To Counter Weight
To Winch
Minimum = 44" [1.118m] for 4’ doors
56" [1.422m] for 5’ doors
Tunnel Door (Black) Installation
MV2327E
20
Final Door Adjustment
Adjust Cable Tension at each Drop-
Tighten the 1/4-20 Nut on the Cable Tensioner at each drop until the gap be-
tween the Door and the Black Seal is 1/4" [6.4mm]
Cable Version
1/4" [6.4mm]
5/16 Nut
Rope Version
1/4" [6.4mm]
Adjust Rope Tension at each Drop- Loosen the Clamp Nut and pull down on the
Rope at each drop until there is a 1/4" [6.4mm] Gap between the Door and the
Black Seal.
Clamp Nut
Rope
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